21937456

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{47279}}^1$

素因数の和:47316

約数の個数: 20

約数和(自身を含む): 43970400

約数和(自身を除く): 22032944

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 47279, 94558, 189116, 378232, 756464, 1371091, 2742182, 5484364, 10968728, 21937456]

約数ペア:

[(1, 21937456), (2, 10968728), (4, 5484364), (8, 2742182), (16, 1371091), (29, 756464), (58, 378232), (116, 189116), (232, 94558), (464, 47279)]